EPA Method 1666Labeled Standard Back Catalog number: 82493 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0229.32-1MG Dibenzo[a,j]coronene, neat, Solvent-neat, Unit 1mg, # of units-1, Cas.no. 190-72-7 Price on request 12008.9-10MG 3-Methoxytyramine-d4 hydrochloride,neat,neat,10mg, Price on request 676885 Halofuginone lactate, 100 µg/ml, Acetonitrile, 1 Price on request